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Subject :NSO    Class : Class 8

Earthquakes at two places P and Q were measured by a seismograph which recorded the magnitude as 2 and 4. The magnitude of tremors and the destructive energy at P and Q can be compared as

ATremors at Q are two times those at place P
BTremors at Q are four times those at place P
CTremors at Q are 100 times those at place P
DTremors at Q are 1000 times those at place P.


Ans 1:

Class : Class 9

Ans 2:

Class : Class 8
the correct answer should be option c. i have verified this from the NSO olympiad book.

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